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Fix warnings from pandas in test_array_ufunc.py. #10324

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merged 2 commits into from
Feb 17, 2022
Merged

Fix warnings from pandas in test_array_ufunc.py. #10324

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2486cc5
Hide warnings from pandas in test_array_ufunc.py.
bdice Feb 17, 2022
bb18841
Catch specific warning messages.
bdice Feb 17, 2022
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29 changes: 27 additions & 2 deletions python/cudf/cudf/tests/test_array_ufunc.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
# Copyright (c) 2020-2022, NVIDIA CORPORATION.

import operator
import warnings
from contextlib import contextmanager
from functools import reduce

import cupy as cp
Expand All @@ -17,6 +19,27 @@
]


@contextmanager
def _hide_ufunc_warnings(ufunc):
# pandas raises warnings for some inputs to the following ufuncs:
if ufunc.__name__ in {
"arccos",
"arccosh",
"arcsin",
"arctanh",
"fmod",
"log",
"log10",
"log2",
"reciprocal",
}:
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=RuntimeWarning)
yield
else:
yield


@pytest.mark.parametrize("ufunc", _UFUNCS)
@pytest.mark.parametrize("has_nulls", [True, False])
@pytest.mark.parametrize("indexed", [True, False])
Expand Down Expand Up @@ -76,7 +99,8 @@ def test_ufunc_series(ufunc, has_nulls, indexed):
pytest.xfail(reason="Operation not supported by cupy")
raise

expect = ufunc(*(arg.to_pandas() for arg in pandas_args))
with _hide_ufunc_warnings(ufunc):
expect = ufunc(*(arg.to_pandas() for arg in pandas_args))

try:
if ufunc.nout > 1:
Expand Down Expand Up @@ -256,7 +280,8 @@ def test_ufunc_dataframe(ufunc, has_nulls, indexed):
pytest.xfail(reason="Operation not supported by cupy")
raise

expect = ufunc(*(arg.to_pandas() for arg in pandas_args))
with _hide_ufunc_warnings(ufunc):
expect = ufunc(*(arg.to_pandas() for arg in pandas_args))

try:
if ufunc.nout > 1:
Expand Down